This card doesn't just belong in landfall decks, it is the landfall deck
"Well you still have to pay the mana cost, and it's instant spells only, how bad can it be?" It means you can draw lots of cards with Brainstorm, blink Chun-Li to get her out of harm's way with an Ephemerate, or make your board untouchable with a Teferi's Protection every turn
Theyve made huge impacts in all formats, but Commander has especially received lots of care and attention, in no small part because many UB sets were Commander products
Illustrated by Clint Cearley Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
This is a great little list with everything you'll need to get started with spirits as a deck, but I also want to present a bit of a different take and upgrade it in the process, as I'm wont to do